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发明名称
Improvements in and relating to a method of and apparatus for widening stocking blanks
摘要
申请公布号
GB743971(A)
申请公布日期
1956.01.25
申请号
GB19490016991
申请日期
1949.06.27
申请人
HENRY NATHAN LEWIS
发明人
分类号
D04B9/46
主分类号
D04B9/46
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代理人
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